A '''seam''' is an obsolete unit of volume or mass in the United Kingdom
The ''Oxford English Dictionary''<ref>{{cite book|title=Oxford English Dictionary|url=http://www.oed.com/view/Entry/174236?rskey=hp6gqX&result=2#eid|accessdate=26 February 2015|chapter=Seam, n.2 (1b and 2)}}</ref> includes definitions of a seam as:
* {{convert|6|-|8|imppk|L|lk=in}} of sand * {{convert|9|imppk|L}} of apples * {{convert|8|impbu|L|lk=in}} of grain * {{convert|120|lb|kg}} of glass (or {{convert|100|lb|kg}} in the 14th century) * a cart-load, sometimes of a specified amount such as {{convert|2|-Lcwt|kg|lk=in}} of straw or {{convert|3|-Lcwt|kg}} of hay or manure.
Cardarelli asserts that it was equal to {{convert|64|impgal|L|lk=in}}.<ref name=":0">{{Cite book|title = Encyclopaedia of Scientific Units, Weights and Measures|url = https://archive.org/details/encyclopaediaofs0000card|url-access = registration|last = Cardarelli|first = François |publisher = Springer|year = 2003|isbn = 978-1-4471-1122-1|location = London|pages = [https://archive.org/details/encyclopaediaofs0000card/page/34 34]}}</ref>
==References== {{Reflist}}
==External links== *{{cite web|title=Seam|url=http://sizes.com/units/seam.htm|website=Sizes.com}} ''A collection of further definitions and quotations''
Category:Units of volume Category:Units of mass Category:Customary units of measurement
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